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94 lines
4.0 KiB
94 lines
4.0 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using SqlSugar;
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using System.Linq.Expressions;
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using OrmTest.Models;
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namespace OrmTest.UnitTest
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{
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public class SelectQuery : UnitTestBase
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{
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private SelectQuery() { }
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public SelectQuery(int eachCount)
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{
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this.Count = eachCount;
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}
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internal void Init()
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{
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base.Begin();
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for (int i = 0; i < base.Count; i++)
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{
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Q2();
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}
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base.End("Method Test");
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}
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public void Q2()
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{
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using (var db = GetInstance())
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{
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//db.Database.IsEnableLogEvent = true;
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db.Ado.LogEventStarting = (sql, pars) =>
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{
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Console.WriteLine(sql + " " + pars);
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};
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#region dr ot entity
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db.IgnoreColumns.Add("TestId", "Student");
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var s1 = db.Queryable<Student>().Select(it => new ViewModelStudent2 { Name = it.Name, Student = it }).ToList();
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var s2 = db.Queryable<Student>().Select(it => new { id = it.Id, w = new { x = it } }).ToList();
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var s3 = db.Queryable<Student>().Select(it => new { newid = it.Id }).ToList();
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var s4 = db.Queryable<Student>().Select(it => new { newid = it.Id, obj = it }).ToList();
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var s5 = db.Queryable<Student>().Select(it => new ViewModelStudent2 { Student = it, Name = it.Name }).ToList();
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#endregion
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#region sql and parameters validate
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var t1 = db.Queryable<Student, School>((st, sc) => new object[] {
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JoinType.Inner,st.Id==sc.Id
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}).GroupBy(st => st.Id).Having(st => SqlFunc.AggregateAvg(st.Id) == 1).Select(st => new { avgId = SqlFunc.AggregateAvg(st.Id) }).ToSql();
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base.Check("SELECT AVG(`st`.`ID`) AS `avgId` FROM `STudent` st Inner JOIN School sc ON ( `st`.`ID` = `sc`.`Id` ) GROUP BY `st`.`ID` HAVING (AVG(`st`.`ID`) = @Const0 ) ",
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new List<SugarParameter>() {
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new SugarParameter("@Const0",1)
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}
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,
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t1.Key, t1.Value, " select t1 Error");
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var t2 = db.Queryable<School, School>((st, st2) => new object[] {
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JoinType.Left,st.Id==st2.Id
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})
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.Where(st => st.Id > 0)
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.Select((st, st2) => new { stid = st.Id, scId = st2.Id, xx = st }).ToSql();
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base.Check("SELECT `st`.`Id` AS `stid` , `st2`.`Id` AS `scId` , `st`.`Id` AS `School.Id` , `st`.`Name` AS `School.Name` FROM `School` st Left JOIN School st2 ON ( `st`.`Id` = `st2`.`Id` ) WHERE ( `st`.`Id` > @Id0 ) "
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, new List<SugarParameter>() {
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new SugarParameter("@Id0",0)
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}, t2.Key, t2.Value, "select t2 Error");
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var t3 = db.Queryable<Student, School, School>((st, sc, sc2) => new object[] {
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JoinType.Left,st.SchoolId==sc.Id,
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JoinType.Left,sc2.Id==sc.Id
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}).Where(st => st.Id > 0)
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.Select<School>((st) => new School() { Id = st.Id }).ToSql();
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base.Check("SELECT `st`.`ID` AS `Id` FROM `STudent` st Left JOIN School sc ON ( `st`.`SchoolId` = `sc`.`Id` ) Left JOIN School sc2 ON ( `sc2`.`Id` = `sc`.`Id` ) WHERE ( `st`.`ID` > @Id0 ) ",
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new List<SugarParameter>() {
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new SugarParameter("@Id0",0)
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}, t3.Key, t3.Value, "select t3 Error");
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#endregion
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}
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}
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public SqlSugarClient GetInstance()
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{
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SqlSugarClient db = new SqlSugarClient(new ConnectionConfig() { ConnectionString = Config.ConnectionString, DbType = DbType.Sqlite });
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return db;
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}
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}
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}
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